How Magnets Affect Computer Disks One of the most commonly used Computer data storaged mediums is a Computer Disk or a Floppy. These are used in everyday life, in either our workplace or at home. These disks have many purposes, such as: Storing data: Floppies can be used to store software/data for short preiods of time, Transferring data: Floppies are used to transfer/copy data from one computer to another. Hiding data: Floppies are also sometimes used to hide sensitive or confidential data, because of the disk's small size it can be hidden very easily. Advertising: Because floppies are cheap to buy, they ar